Home / 400,946.23-600,998.19-148,065.54

Finding the Fourth Proportional to 400,946.23, 600,998.19 and 148,065.54

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Solution

The fourth proportional to 400,946.23, 600,998.19 and 148,065.54 is: 221,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,946.23 : 600,998.19 = 148,065.54 : x
  2. Step 2: Convert to fraction form
    400,946.23/600,998.19 = 148,065.54/x
  3. Step 3: Cross multiply
    400,946.23x = 600,998.19 × 148,065.54
  4. Step 4: Simplify right side
    400,946.23x = 88,987,121,541.37
  5. Step 5: Solve for x
    x = 88,987,121,541.37/400,946.23
  6. Step 6: Final answer
    x = 221,942.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.